NTSB Identification: SEA93LA119.
The docket is stored on NTSB microfiche number 52746.
Accident occurred Sunday, May 23, 1993 in DEER PARK, WA
Probable Cause Approval Date: 11/19/1993
Aircraft: APPLEBAY ZUNI, registration: N4321D
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PIC ELECTED TO MAKE AN OFF AIRPORT LANDING DUE TO LACK OF THERMAL LIFT. HE FLEW A TRAFFIC PATTERN FOR A LANDING IN AN OPEN FIELD, AND LOWERED THE LANDING GEAR AND FULL FLAPS ON FINAL APPROACH BEFORE A LANDING IN THE FIELD WAS ASSURED. WHEN IT WAS APPARENT THE ACFT WOULD UNDERSHOOT THE FIELD, THE PIC INITIATED A STEEP TURN TO AVOID IMPACT WITH TREES AT THE EDGE OF THE FIELD AND THE RIGHT WING IMPACTED THE GROUND WHILE THE GLIDER WAS IN A RIGHT BANKED ATTITUDE.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

IMPROPERLY PLANNED APPROACH BY THE PIC.

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